下列()属于理想的土壤结构体
A.块状结构
B.核状结构
C.团粒结构
D.柱状结构
参考答案:C
--- Why did your father get ______ with you just now?
--- Because I did even ______ in the writing competition this time.
A.satisfied; worse
B.angry; worst
C.satisfied; worst
D.angry; worse
培养学生______是素质教育的核心,是知识经济时代教育的主题。
A.主体意识和实践能力 B.主体意识和操作能力C.创新意识和动手能力 D.创新意识和实践能力